Question 683119
milk bought = x kg
total expediture = y

Fixed amount = Rs500
variable is x

y= 500+20x

generate values of x & y

when x= 10, y= 700
x=20, y=900
x=50,y=1500

{{{drawing(500,500,-50,100,-50,1750,circle(10,700,1),circle(20,900,1),circle(50,1500,1),graph(500,500,-50,100,-50,1750,y=500+20x))}}}